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/**
* @file
* Contains \Drupal\book\Controller\BookController.
*/
namespace Drupal\book\Controller;
use Drupal\book\BookExport;
use Drupal\book\BookManagerInterface;
use Drupal\Core\Controller\ControllerBase;
use Drupal\Core\Url;
use Drupal\node\Entity\Node;
use Drupal\node\NodeInterface;
use Symfony\Component\DependencyInjection\Container;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
/**
* Controller routines for book routes.
*/
class BookController extends ControllerBase {
* The book manager.
Jennifer Hodgdon
committed
* @var \Drupal\book\BookManagerInterface
*/
protected $bookManager;
/**
* The book export service.
*
* @var \Drupal\book\BookExport
protected $bookExport;
/**
* Constructs a BookController object.
Jennifer Hodgdon
committed
* @param \Drupal\book\BookManagerInterface $bookManager
* The book manager.
* @param \Drupal\book\BookExport $bookExport
* The book export service.
public function __construct(BookManagerInterface $bookManager, BookExport $bookExport) {
$this->bookManager = $bookManager;
$this->bookExport = $bookExport;
}
/**
* {@inheritdoc}
*/
public static function create(ContainerInterface $container) {
return new static(
$container->get('book.manager'),
$container->get('book.export')
);
}
/**
* Returns an administrative overview of all books.
*
* @return array
* A render array representing the administrative page content.
*
*/
public function adminOverview() {
$rows = array();
$headers = array(t('Book'), t('Operations'));
// Add any recognized books to the table list.
foreach ($this->bookManager->getAllBooks() as $book) {
/** @var \Drupal\Core\Url $url */
Alex Pott
committed
$url = $book['url'];
if (isset($book['options'])) {
$url->setOptions($book['options']);
}
$row = array(
$this->l($book['title'], $url),
);
$links = array();
$links['edit'] = array(
'title' => t('Edit order and titles'),
'url' => Url::fromRoute('book.admin_edit', ['node' => $book['nid']]),
);
$row[] = array(
'data' => array(
'#type' => 'operations',
'#links' => $links,
),
);
$rows[] = $row;
}
return array(
Angie Byron
committed
'#type' => 'table',
'#header' => $headers,
'#rows' => $rows,
'#empty' => t('No books available.'),
);
}
/**
* Prints a listing of all books.
*
* @return array
* A render array representing the listing of all books content.
*/
public function bookRender() {
$book_list = array();
foreach ($this->bookManager->getAllBooks() as $book) {
$book_list[] = $this->l($book['title'], $book['url']);
return array(
'#theme' => 'item_list',
'#items' => $book_list,
'#cache' => [
'tags' => \Drupal::entityManager()->getDefinition('node')->getListCacheTags(),
],
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);
}
/**
* Generates representations of a book page and its children.
*
* The method delegates the generation of output to helper methods. The method
* name is derived by prepending 'bookExport' to the camelized form of given
* output type. For example, a type of 'html' results in a call to the method
* bookExportHtml().
*
* @param string $type
* A string encoding the type of output requested. The following types are
* currently supported in book module:
* - html: Printer-friendly HTML.
* Other types may be supported in contributed modules.
* @param \Drupal\node\NodeInterface $node
* The node to export.
*
* @return array
* A render array representing the node and its children in the book
* hierarchy in a format determined by the $type parameter.
*
* @throws \Symfony\Component\HttpKernel\Exception\NotFoundHttpException
*/
public function bookExport($type, NodeInterface $node) {
$method = 'bookExport' . Container::camelize($type);
// @todo Convert the custom export functionality to serializer.
if (!method_exists($this->bookExport, $method)) {
drupal_set_message(t('Unknown export format.'));
throw new NotFoundHttpException();
}
$exported_book = $this->bookExport->{$method}($node);
return new Response(drupal_render($exported_book));